Home / 15,416.65-23,111.07-5,548.96

Finding the Fourth Proportional to 15,416.65, 23,111.07 and 5,548.96

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Solution

The fourth proportional to 15,416.65, 23,111.07 and 5,548.96 is: 8,318.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,416.65 : 23,111.07 = 5,548.96 : x
  2. Step 2: Convert to fraction form
    15,416.65/23,111.07 = 5,548.96/x
  3. Step 3: Cross multiply
    15,416.65x = 23,111.07 × 5,548.96
  4. Step 4: Simplify right side
    15,416.65x = 128,242,402.99
  5. Step 5: Solve for x
    x = 128,242,402.99/15,416.65
  6. Step 6: Final answer
    x = 8,318.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.